10-day forecast — Belfast
Refreshed hourly
Fri · Today · 13 Nov
Mostly cloudy
44°
34°
22%
Wind8 mph W
Gusts15 mph
UV index1 – Low
Precip chance22%
Sunrise7:50 AM
Sunset4:25 PM
Sat · Tomorrow · 14 Nov
Mostly cloudy
49°
34°
0.03 in
Wind15 mph S
Gusts29 mph
UV index1 – Low
Precip chance63%
Sunrise7:52 AM
Sunset4:23 PM
Sunday · 15 Nov
Showers
48°
34°
0.44 in
Wind21 mph NW
Gusts35 mph
UV index2 – Low
Precip chance89%
Sunrise7:54 AM
Sunset4:22 PM
Monday · 16 Nov
Sunny
40°
31°
0.20 in
Wind17 mph E
Gusts39 mph
UV index2 – Low
Precip chance76%
Sunrise7:56 AM
Sunset4:20 PM
Tuesday · 17 Nov
Showers
42°
40°
0.21 in
Wind19 mph E
Gusts37 mph
UV index2 – Low
Precip chance87%
Sunrise7:58 AM
Sunset4:19 PM
Wednesday · 18 Nov
Showers
45°
40°
0.04 in
Wind12 mph E
Gusts21 mph
UV index3 – Moderate
Precip chance63%
Sunrise7:59 AM
Sunset4:17 PM
Thursday · 19 Nov
Light drizzle
45°
40°
0.33 in
Wind15 mph E
Gusts30 mph
UV index2 – Low
Precip chance82%
Sunrise8:01 AM
Sunset4:16 PM
Friday · 20 Nov
Showers
47°
43°
0.09 in
Wind15 mph E
Gusts29 mph
UV index2 – Low
Precip chance75%
Sunrise8:03 AM
Sunset4:14 PM
Saturday · 21 Nov
Showers
50°
44°
0.45 in
Wind14 mph SE
Gusts28 mph
UV index3 – Moderate
Precip chance92%
Sunrise8:05 AM
Sunset4:13 PM
Sunday · 22 Nov
Showers
51°
40°
0.42 in
Wind13 mph S
Gusts26 mph
UV index3 – Moderate
Precip chance90%
Sunrise8:07 AM
Sunset4:12 PM
Monday · 23 Nov
Partly cloudy
42°
36°
0.02 in
Wind10 mph S
Gusts25 mph
UV index3 – Moderate
Precip chance50%
Sunrise8:09 AM
Sunset4:11 PM
Tuesday · 24 Nov
Showers
47°
38°
0.06 in
Wind12 mph S
Gusts32 mph
UV index2 – Low
Precip chance70%
Sunrise8:10 AM
Sunset4:09 PM
Wednesday · 25 Nov
Fog
44°
39°
0.08 in
Wind8 mph SE
Gusts23 mph
UV index2 – Low
Precip chance81%
Sunrise8:12 AM
Sunset4:08 PM
Thursday · 26 Nov
Mostly cloudy
46°
37°
0.17 in
Wind9 mph SE
Gusts28 mph
UV index2 – Low
Precip chance82%
Sunrise8:14 AM
Sunset4:07 PM
About Belfast
CountryUnited Kingdom
RegionNorthern Ireland
Population348,005
ContinentEurope
Time zoneEurope/London (+00:00)
Latitude54.5970°
Longitude-5.9300°
Air QualityGood (AQI 28)
Details & indices
Wind
7 mph SW
Gusts 13 mph
Humidity
88%
Dew point 34°
Pressure
30.03 inHg
Rising
UV index
1 — Low
High today
Air Quality
Good
AQI 28 · US EPA
Visibility
6 mi
Clear view
Sun & moon
Sunrise7:50 AM
Sunset4:25 PM
Length of day8h 35m
Moonrise12:45 PM
Moonset7:09 PM
Moon phase🌔 Waxing Crescent
Local time8:21 PM (+00:00)
Belfast climate in September
8-year averages · when to visit
| August | September | October | |
|---|---|---|---|
| Average temperature | ▼ 59°F | 55°F | ▼ 52°F |
| Typical high | ▼ 64°F | 61°F | ▼ 55°F |
| Typical low | ▼ 54°F | 50°F | ▼ 46°F |
| Precipitation | ▼ 4.3 in | 3.9 in | ▲ 4.3 in |
| Wet days | ▼ 18 d | 15 d | ▲ 16 d |
| Humidity | ▲ 80% | 83% | ▲ 85% |
| Sunshine per day | ▼ 9.6 h | 7.7 h | ▼ 5.4 h |
| Cloud cover | ▲ 36% | 39% | ▲ 48% |
| Midday UV | ▼ 7 | 5 | ▼ 2 |
| Daylight | 14:51 | 12:42 | 10:29 |
| Our take | Acceptable | Acceptable | Poor |
September temperatures day by day daily mean + smoothed trend · °F
September precipitation day by day in
September UV day by day clear-sky midday value
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
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NBM + global weather models
Updated: 8:21 PM
Belfast, United Kingdom · 54.60°N, 5.93°W · Europe/London · Forecast computed for these exact coordinates